wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/52a6c620-e5dc-436a-8d3b-1b540153bb53/4DNFI4JKKTXL.bam
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/52a6c620-e5dc-436a-8d3b-1b540153bb53/4DNFI4JKKTXL.bam 4DNFI4JKKTXL
test "b20f659960136349eb0d131794d22c8c" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI4JKKTXL